Put it in the drum instead of vinegar. Mold and coatings disappear, and the washing machine will smell wonderful!

Washing Machine Smell Bad?
A musty washing machine smell is not necessarily caused by limescale.

In many cases, the problem is caused by a combination of moisture and residue.

Common causes include:

Excess detergent
Fabric-softener residue
Dirt, body oils, and skin particles
Moisture trapped inside the rubber door gasket
Lint and hair
Frequent low-temperature washing
Buildup inside the detergent drawer
Water remaining in filters, hoses, or other areas
On front-loading washing machines, the rubber gasket around the door is one of the most common problem areas.

Moisture, hair, lint, and